jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/ws/message/RootElementSniffer.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.ws.message;

    28 import org.xml.sax.Attributes;

    29 import org.xml.sax.SAXException;

    30 import org.xml.sax.helpers.DefaultHandler;

    31 import org.xml.sax.helpers.AttributesImpl;

    33 /**

    34  * Sniffs the root element name and its attributes from SAX events.

    35  *

    36  * @author Kohsuke Kawaguchi

    37  */

    38 public final class RootElementSniffer extends DefaultHandler {

    39     private String nsUri = "##error";

    40     private String localName = "##error";

    41     private Attributes atts;

    43     private final boolean parseAttributes;

    45     public RootElementSniffer(boolean parseAttributes) {

    46         this.parseAttributes = parseAttributes;

    47     }

    49     public RootElementSniffer() {

    50         this(true);

    51     }

    53     public void startElement(String uri, String localName, String qName, Attributes a) throws SAXException {

    54         this.nsUri = uri;

    55         this.localName = localName;

    57         if(parseAttributes) {

    58             if(a.getLength()==0)    // often there's no attribute

    59                 this.atts = EMPTY_ATTRIBUTES;

    60             else

    61                 this.atts = new AttributesImpl(a);

    62         }

    64         // no need to parse any further.

    65         throw aSAXException;

    66     }

    68     public String getNsUri() {

    69         return nsUri;

    70     }

    72     public String getLocalName() {

    73         return localName;

    74     }

    76     public Attributes getAttributes() {

    77         return atts;

    78     }

    80     private static final SAXException aSAXException = new SAXException();

    81     private static final Attributes EMPTY_ATTRIBUTES = new AttributesImpl();

    82 }

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